Turn off your HP printer and unplug the power cord to disconnect it from the power source. Step 2. Remove the paper from printerâs paper trays. This helps to keep the paper clean and free of debris.Step 3. Lift the cover of your printer to expose the rollers and other internal components of the device.Depending on your model, you may need to remove the paper âOutâ tray to gain access to the rollers. Step 4. Dampen a microfiber cloth lightly with water, wringing out all excess moisture from the cloth.ift the cover of your printer to expose the rollers and other internal components of the device. Depending on your model, you may need to remove the paper âOutâ tray to gain access to the rollers. Step 4. Dampen a microfiber cloth lightly with water, wringing out all excess moisture from the cloth.
The Oobleck mixture isn't your typical liquidâor solid. The cornstarch-and-water mixture creates a fluid that acts more like quicksand than water: applying force (squeezing or tapping it) causes it to become thicker.he Oobleck mixture isn't your typical liquidâor solid. The cornstarch-and-water mixture creates a fluid that acts more like quicksand than water: applying force (squeezing or tapping it) causes it to become thicker.
But dip your hand slowly into the mix, and see what happensâyour fingers slide in as easily as through water. Moving slowly gives the cornstarch particles time to move out of the way. Oobleck and other pressure-dependent substances (such as Silly Putty and quicksand) are not liquids such as water or oil. They are known as non-Newtonian fluids. This substance's funny name comes from a Dr. Seuss book called Bartholomew and the Oobleck.